EMPLOYEE BENEFIT PLANS Deferred Compensation Plans (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Management and Directors Deferred Compensation Plan [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Assets of the deferred compensation plan	$ 0.6	$ 1.2
Acquired Individual Deferred Compensation Arrangement [Member]
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Assets of the deferred compensation plan	3.0
Liabilities of deferred compensation plan	$ 7.3	$ 4.7